Marc Kasowitz

Marc Elliot Kasowitz (28 June 1952-) was an American trial lawyer and partner of the New York-based law firm Kasowitz Benson Torres, which he co-founded in 1993.

Biography
Marc Elliot Kasowitz was born in New Haven, Connecticut in 1952, and he worked for the law firm Mayer Brown until 1993, when he left to establish the Kasowitz Benson Torres law firm. He defended Port Authority after the 1993 World Trade Center bombing and also defended Bill O'Reilly from sexual harassment allegations, but his most controversial clients were Russian oligarchs with close ties to Vladimir Putin, and Donald Trump. He resigned on 20 July 2017, having been ineligible for a federal security clearance due to his alcoholism.